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Electrolysis — Chemistry STD 10 — Question

ICSE BoardEnglish MediumSTD 10ChemistryElectrolysis2 Marks
Question
Copy and complete the following table which refers to two practical applications of electrolysis.
AnodeElectrolyteCathode
Silver plating of a spoon Solution of potassium argentocyanide
Purification of copper
✓

Answer

Anode Electrolyte Cathode
Silver plating of a spoon Plate of pure clean silver Solution of potassium argentocyanide Cleaned article to be electroplated
Purification of copper Impure copper A solution of copper sulphate and dilute sulphuric acid Thin strip of pure copper

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